lkml.org 
[lkml]   [2023]   [Oct]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v5 0/8] bitmap: cleanup bitmap_*_region() implementation
Ping?

On Sun, Sep 24, 2023 at 07:38:09PM -0700, Yury Norov wrote:
> bitmap_{allocate,find_free,release}_region() functions are implemented
> on top of _reg_op() machinery. It duplicates existing generic functionality
> with no benefits. In fact, generic alternatives may work even better
> because they optimized for small_const_nbits() case and overall very well
> optimized for performance and code generation.
>
> This series drops _reg_op() entirely.
>
> v2: https://lore.kernel.org/lkml/20230811005732.107718-2-yury.norov@gmail.com/T/
> v3: https://lore.kernel.org/lkml/20230815233628.45016-2-yury.norov@gmail.com/T/
> v4: https://lore.kernel.org/lkml/20230829023911.64335-1-yury.norov@gmail.com/T/
> v5: - fix bitmap_release_region() implementation;
> - address nits for commits comments.
>
> Yury Norov (8):
> bitmap: align __reg_op() wrappers with modern coding style
> bitmap: add test for bitmap_*_region() functions
> bitmap: fix opencoded bitmap_allocate_region()
> bitmap: replace _reg_op(REG_OP_ALLOC) with bitmap_set()
> bitmap: replace _reg_op(REG_OP_RELEASE) with bitmap_clear()
> bitmap: replace _reg_op(REG_OP_ISFREE) with find_next_bit()
> bitmap: drop _reg_op() function
> bitmap: move bitmap_*_region() functions to bitmap.h
>
> include/linux/bitmap.h | 63 ++++++++++++++++++-
> lib/bitmap.c | 140 -----------------------------------------
> lib/test_bitmap.c | 24 +++++++
> 3 files changed, 84 insertions(+), 143 deletions(-)
>
> --
> 2.39.2

\
 
 \ /
  Last update: 2023-10-06 18:47    [W:0.075 / U:0.372 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site